Asubstance that has a melting point at 800 degrees c and a boiling point of 1465 degrees c. the substance is most likely
a. water
b. hydrogen
c. gold
d. table salt

Which statement best explains the relationship between an area is geography and the temperature of its surface water

Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.

How many moles of kci are produced from 2.50 moles k